[CRIU] [PATCH] cg: don't require properties for dumping

[Tycho Andersen]

We shouldn't require specific properties to be enabled when dumping, we should
just dump them if they happen to be set.

Cc: Garrison Bellack <gbellack at google.com>
Signed-off-by: Tycho Andersen <tycho.andersen at canonical.com>
---
 cgroup.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cgroup.c b/cgroup.c
index 8308413..f98b40f 100644
--- a/cgroup.c
+++ b/cgroup.c
@@ -409,6 +409,10 @@ static int add_cgroup_properties(const char *fpath, struct cgroup_dir *ncd,
 			}
 			if (read_cgroup_prop(prop, fpath) < 0) {
 				free_cgroup_prop(prop);
+
+				if (errno == ENOENT)
+					continue;
+
 				free_all_cgroup_props(ncd);
 				return -1;
 			}
-- 
1.9.1